1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
|
//
// Mono.Data.TdsTypes.TdsInt16
//
// Author:
// Tim Coleman <tim@timcoleman.com>
//
// (C) Copyright Tim Coleman, 2002
//
using Mono.Data.TdsClient;
using System;
using System.Data.SqlTypes;
using System.Globalization;
namespace Mono.Data.TdsTypes {
public struct TdsInt16 : INullable, IComparable
{
#region Fields
short value;
private bool notNull;
public static readonly TdsInt16 MaxValue = new TdsInt16 (32767);
public static readonly TdsInt16 MinValue = new TdsInt16 (-32768);
public static readonly TdsInt16 Null;
public static readonly TdsInt16 Zero = new TdsInt16 (0);
#endregion
#region Constructors
public TdsInt16 (short value)
{
this.value = value;
notNull = true;;
}
#endregion
#region Properties
public bool IsNull {
get { return !notNull; }
}
public short Value {
get {
if (this.IsNull)
throw new TdsNullValueException ();
else
return value;
}
}
#endregion
#region Methods
public static TdsInt16 Add (TdsInt16 x, TdsInt16 y)
{
return (x + y);
}
public static TdsInt16 BitwiseAnd (TdsInt16 x, TdsInt16 y)
{
return (x & y);
}
public static TdsInt16 BitwiseOr (TdsInt16 x, TdsInt16 y)
{
return (x | y);
}
public int CompareTo (object value)
{
if (value == null)
return 1;
else if (!(value is TdsInt16))
throw new ArgumentException (Locale.GetText ("Value is not a System.Data.TdsTypes.TdsInt16"));
else if (((TdsInt16)value).IsNull)
return 1;
else
return this.value.CompareTo (((TdsInt16)value).Value);
}
public static TdsInt16 Divide (TdsInt16 x, TdsInt16 y)
{
return (x / y);
}
public override bool Equals (object value)
{
if (!(value is TdsInt16))
return false;
else
return (bool) (this == (TdsInt16)value);
}
public static TdsBoolean Equals (TdsInt16 x, TdsInt16 y)
{
return (x == y);
}
public override int GetHashCode ()
{
return (int)value;
}
public static TdsBoolean GreaterThan (TdsInt16 x, TdsInt16 y)
{
return (x > y);
}
public static TdsBoolean GreaterThanOrEqual (TdsInt16 x, TdsInt16 y)
{
return (x >= y);
}
public static TdsBoolean LessThan (TdsInt16 x, TdsInt16 y)
{
return (x < y);
}
public static TdsBoolean LessThanOrEqual (TdsInt16 x, TdsInt16 y)
{
return (x <= y);
}
public static TdsInt16 Mod (TdsInt16 x, TdsInt16 y)
{
return (x % y);
}
public static TdsInt16 Multiply (TdsInt16 x, TdsInt16 y)
{
return (x * y);
}
public static TdsBoolean NotEquals (TdsInt16 x, TdsInt16 y)
{
return (x != y);
}
public static TdsInt16 OnesComplement (TdsInt16 x)
{
return ~x;
}
public static TdsInt16 Parse (string s)
{
return new TdsInt16 (Int16.Parse (s));
}
public static TdsInt16 Subtract (TdsInt16 x, TdsInt16 y)
{
return (x - y);
}
public TdsBoolean ToTdsBoolean ()
{
return ((TdsBoolean)this);
}
public TdsByte ToTdsByte ()
{
return ((TdsByte)this);
}
public TdsDecimal ToTdsDecimal ()
{
return ((TdsDecimal)this);
}
public TdsDouble ToTdsDouble ()
{
return ((TdsDouble)this);
}
public TdsInt32 ToTdsInt32 ()
{
return ((TdsInt32)this);
}
public TdsInt64 ToTdsInt64 ()
{
return ((TdsInt64)this);
}
public TdsMoney ToTdsMoney ()
{
return ((TdsMoney)this);
}
public TdsSingle ToTdsSingle ()
{
return ((TdsSingle)this);
}
public TdsString ToTdsString ()
{
return ((TdsString)this);
}
public override string ToString ()
{
if (this.IsNull)
return "Null";
else
return value.ToString ();
}
public static TdsInt16 Xor (TdsInt16 x, TdsInt16 y)
{
return (x ^ y);
}
public static TdsInt16 operator + (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value + y.Value));
}
public static TdsInt16 operator & (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.value & y.Value));
}
public static TdsInt16 operator | (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) ((byte) x.Value | (byte) y.Value));
}
public static TdsInt16 operator / (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value / y.Value));
}
public static TdsBoolean operator == (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (x.Value == y.Value);
}
public static TdsInt16 operator ^ (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value ^ y.Value));
}
public static TdsBoolean operator > (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (x.Value > y.Value);
}
public static TdsBoolean operator >= (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (x.Value >= y.Value);
}
public static TdsBoolean operator != (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (!(x.Value == y.Value));
}
public static TdsBoolean operator < (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (x.Value < y.Value);
}
public static TdsBoolean operator <= (TdsInt16 x, TdsInt16 y)
{
if (x.IsNull || y.IsNull)
return TdsBoolean.Null;
else
return new TdsBoolean (x.Value <= y.Value);
}
public static TdsInt16 operator % (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value % y.Value));
}
public static TdsInt16 operator * (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value * y.Value));
}
public static TdsInt16 operator ~ (TdsInt16 x)
{
return new TdsInt16 ((short) (~x.Value));
}
public static TdsInt16 operator - (TdsInt16 x, TdsInt16 y)
{
return new TdsInt16 ((short) (x.Value - y.Value));
}
public static TdsInt16 operator - (TdsInt16 n)
{
return new TdsInt16 ((short) (-n.Value));
}
public static explicit operator TdsInt16 (TdsBoolean x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.ByteValue);
}
public static explicit operator TdsInt16 (TdsDecimal x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator TdsInt16 (TdsDouble x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator short (TdsInt16 x)
{
return x.Value;
}
public static explicit operator TdsInt16 (TdsInt32 x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator TdsInt16 (TdsInt64 x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator TdsInt16 (TdsMoney x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator TdsInt16 (TdsSingle x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
public static explicit operator TdsInt16 (TdsString x)
{
return TdsInt16.Parse (x.Value);
}
public static implicit operator TdsInt16 (short x)
{
return new TdsInt16 (x);
}
public static implicit operator TdsInt16 (TdsByte x)
{
if (x.IsNull)
return Null;
else
return new TdsInt16 ((short)x.Value);
}
#endregion
}
}
|